A van sideswiped a tow truck driver, pinning the man to his own rig on Commercial Street SE today.Salem Police Lt. Keith Blair said the truck had stopped to tow a vehicle from an unrelated traffic stop made by a Salem officer. The driver got out of the Wiltse’s Towing rig when he was hit by a 2003 Ford Windstar van.According to a crash report, the truck driver was pinned between the van and truck and rolled as the van continued driving, Blair said.An officer stopped the van near the intersection of Commercial Street SE and Boice Street S. The van’s driver asked what she had done wrong and asked the officer to fix her side view mirror, which had folded during the crash, Blair said.The woman, who apparently didn’t know she’d hit the driver, was not injured. Police identified her as Mildred Brown, 89, of Jefferson, and said she was given a citation alleging careless driving.The tow truck driver, Evan Kavanaugh, 30, of Salem, suffered minor injuries. His condition was unknown this evening.